1230422415543 has 24 divisors (see below), whose sum is σ = 1779678132960. Its totient is φ = 819173666880.

The previous prime is 1230422415539. The next prime is 1230422415571. The reversal of 1230422415543 is 3455142240321.

It is a happy number.

1230422415543 is a `hidden beast` number, since 1 + 2 + 30 + 42 + 2 + 41 + 5 + 543 = 666.

It is not a de Polignac number, because 1230422415543 - 2² = 1230422415539 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1230422415498 and 1230422415507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1230422416543) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 58634113 + ... + 58655093.

It is an arithmetic number, because the mean of its divisors is an integer number (74153255540).

Almost surely, 2^{1230422415543} is an apocalyptic number.

1230422415543 is a deficient number, since it is larger than the sum of its proper divisors (549255717417).

1230422415543 is a wasteful number, since it uses less digits than its factorization.

1230422415543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29479 (or 29476 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

Adding to 1230422415543 its reverse (3455142240321), we get a palindrome (4685564655864).

The spelling of 1230422415543 in words is "one trillion, two hundred thirty billion, four hundred twenty-two million, four hundred fifteen thousand, five hundred forty-three".